The 2026 GMC Sierra 2500 is built to deliver exceptional performance, no matter the challenge. It offers two powerful engine options:

• A standard 6.6-liter V8 gas engine that produces 401 horsepower and 464 pound-feet of torque, ensuring robust towing and hauling capabilities.
• An available 6.6-liter Duramax® turbo-diesel V8 engine paired with an Allison® 10-speed automatic transmission, delivering an impressive 445 horsepower and 910 pound-feet of torque for maximum towing power.

With a towing capacity of up to 36,000 pounds when properly equipped, the Sierra 2500 is ready to handle your heaviest loads. Advanced trailering technologies, including an available ProGrade™ Trailering System and up to 14 camera views, make towing safer and more convenient than ever.

Step inside the 2026 GMC Sierra 2500, and you'll find a cabin that blends rugged functionality with refined comfort. Premium materials, available leather-appointed seating, and thoughtful design details create a space that feels both durable and luxurious.

• The spacious interior offers ample legroom and storage options, making it ideal for long drives or workdays.
• Available features like heated and ventilated front seats, a heated steering wheel, and dual-zone climate control ensure comfort in any weather.
• The Crew Cab configuration provides generous space for passengers or additional cargo.

Whether you're heading to a job site or embarking on a weekend adventure, the Sierra 2500's interior is designed to keep you comfortable and organized.

The 2026 GMC Sierra 2500 is packed with advanced technology to enhance your driving experience. At the heart of the cabin is an available 13.4-inch diagonal touchscreen infotainment system with wireless Apple CarPlay® and Android Auto™ compatibility.

• Stay connected on the go with an available Wi-Fi hotspot and wireless charging pad.
• The available Head-Up Display projects key information onto the windshield, allowing you to keep your eyes on the road.
• For audiophiles, the available Bose® premium sound system delivers crystal-clear audio quality.

With these features, the Sierra 2500 ensures you stay connected, informed, and entertained on every drive.

Safety is a top priority in the 2026 GMC Sierra 2500. This truck comes equipped with a suite of advanced safety features to help protect you and your passengers:

• Standard features include Forward Collision Alert, Automatic Emergency Braking, and Lane Departure Warning.
• Available options like Rear Cross Traffic Alert and HD Surround Vision provide added awareness in challenging driving situations.
• The Sierra 2500 also offers an available Safety Alert Seat, which provides haptic feedback to help you stay alert to potential hazards.

These features work together to give you confidence behind the wheel, whether you're navigating busy streets or remote trails around Weatherford, OK.

The 2026 GMC Sierra 2500 is available in multiple trims, each offering unique features to suit your needs:

• Pro: A workhorse with essential features for heavy-duty tasks.
• SLE: Adds convenience features like a larger touchscreen and upgraded interior materials.
• SLT: Offers premium comfort with leather-appointed seating and advanced technology options.
• AT4: Built for off-road enthusiasts with rugged design elements and off-road suspension.
• Denali: The pinnacle of luxury and capability, featuring high-end materials and exclusive styling details.

With these trims, you can choose the Sierra 2500 that best matches your lifestyle and requirements.

The 2026 GMC Sierra 2500 is a powerhouse of performance, comfort, and innovation, making it an excellent choice for drivers in Weatherford, OK who demand more from their truck. Whether you're towing heavy loads or seeking a refined daily driver with professional-grade capabilities, the Sierra 2500 delivers on all fronts. Visit your local dealership to explore this impressive heavy-duty truck in person and see why it's a leader in its class.